///*******************************************************************************
// * Copyright (c) 2000, 2006 IBM Corporation and others.
// * All rights reserved. This program and the accompanying materials
// * are made available under the terms of the Eclipse Public License v1.0
// * which accompanies this distribution, and is available at
// * http://www.eclipse.org/legal/epl-v10.html
// *
// * Contributors:
// *     IBM Corporation - initial API and implementation
// *******************************************************************************/
//package org.eclipse.ui.tests.adaptable;
//
//import java.util.ArrayList;
//import java.util.Iterator;
//
//import org.eclipse.core.resources.IContainer;
//import org.eclipse.core.resources.IFile;
//import org.eclipse.core.resources.IResource;
//import org.eclipse.core.resources.IWorkspace;
//import org.eclipse.core.resources.ResourcesPlugin;
//import org.eclipse.core.runtime.IAdaptable;
//import org.eclipse.core.runtime.IPath;
//import org.eclipse.core.runtime.Platform;
//import org.eclipse.jface.action.IMenuListener;
//import org.eclipse.jface.action.IMenuManager;
//import org.eclipse.jface.action.MenuManager;
//import org.eclipse.jface.dialogs.IDialogSettings;
//import org.eclipse.jface.preference.IPreferenceStore;
//import org.eclipse.jface.viewers.DecoratingLabelProvider;
//import org.eclipse.jface.viewers.DoubleClickEvent;
//import org.eclipse.jface.viewers.IDoubleClickListener;
//import org.eclipse.jface.viewers.ILabelDecorator;
//import org.eclipse.jface.viewers.ILabelProvider;
//import org.eclipse.jface.viewers.ISelection;
//import org.eclipse.jface.viewers.ISelectionChangedListener;
//import org.eclipse.jface.viewers.IStructuredSelection;
//import org.eclipse.jface.viewers.SelectionChangedEvent;
//import org.eclipse.jface.viewers.StructuredSelection;
//import org.eclipse.jface.viewers.TreeViewer;
//import org.eclipse.osgi.util.NLS;
//import org.eclipse.swt.SWT;
//import org.eclipse.swt.events.KeyEvent;
//import org.eclipse.swt.events.KeyListener;
//import org.eclipse.swt.widgets.Composite;
//import org.eclipse.swt.widgets.Menu;
//import org.eclipse.swt.widgets.Shell;
//import org.eclipse.ui.IDecoratorManager;
//import org.eclipse.ui.IEditorInput;
//import org.eclipse.ui.IEditorPart;
//import org.eclipse.ui.IEditorReference;
//import org.eclipse.ui.IFileEditorInput;
//import org.eclipse.ui.IMemento;
//import org.eclipse.ui.IPartListener;
//import org.eclipse.ui.IViewSite;
//import org.eclipse.ui.IWorkbenchPage;
//import org.eclipse.ui.IWorkbenchPart;
//import org.eclipse.ui.PartInitException;
//import org.eclipse.ui.PlatformUI;
//import org.eclipse.ui.actions.ActionContext;
//import org.eclipse.ui.internal.views.navigator.ResourceNavigatorMessages;
//import org.eclipse.ui.part.DrillDownAdapter;
//import org.eclipse.ui.part.ViewPart;
//import org.eclipse.ui.plugin.AbstractUIPlugin;
//import org.eclipse.ui.views.navigator.ResourceSorter;
//
///**
// * Implements the Resource Navigator view.
// */
//public class AdaptedResourceNavigator extends ViewPart {
//    private TreeViewer viewer;
//
//    private IDialogSettings settings;
//
//    private IMemento memento;
//
//    protected TestNavigatorActionGroup actionGroup;
//
//    /**
//     * Preference name constant for linking editor switching to navigator selection.
//     * 
//     * [Issue: We're cheating here, by referencing a preference which is actually defined
//     * on the Workbench's preference page.  The Navigator should eventually have its own
//     * preference page with this preference on it, instead of on the Workbench's.
//     * The value must be the same as IWorkbenchPreferenceConstants.LINK_NAVIGATOR_TO_EDITOR.]
//     */
//    private static final String LINK_NAVIGATOR_TO_EDITOR = "LINK_NAVIGATOR_TO_EDITOR"; //$NON-NLS-1$
//
//    private IPartListener partListener = new IPartListener() {
//        public void partActivated(IWorkbenchPart part) {
//            if (part instanceof IEditorPart)
//                editorActivated((IEditorPart) part);
//        }
//
//        public void partBroughtToTop(IWorkbenchPart part) {
//        }
//
//        public void partClosed(IWorkbenchPart part) {
//        }
//
//        public void partDeactivated(IWorkbenchPart part) {
//        }
//
//        public void partOpened(IWorkbenchPart part) {
//        }
//    };
//
//    /**
//     * Creates a new AdaptedResourceNavigator.
//     */
//    public AdaptedResourceNavigator() {
//        IDialogSettings workbenchSettings = getPlugin().getDialogSettings();
//        settings = workbenchSettings.getSection("ResourceNavigator"); //$NON-NLS-1$
//        if (settings == null)
//            settings = workbenchSettings.addNewSection("ResourceNavigator"); //$NON-NLS-1$
//    }
//
//    /**
//     * Converts the given selection into a form usable by the viewer,
//     * where the elements are resources.
//     */
//    StructuredSelection convertSelection(ISelection selection) {
//        ArrayList list = new ArrayList();
//        if (selection instanceof IStructuredSelection) {
//            IStructuredSelection ssel = (IStructuredSelection) selection;
//            for (Iterator i = ssel.iterator(); i.hasNext();) {
//                Object o = i.next();
//                IResource resource = null;
//                if (o instanceof IResource) {
//                    resource = (IResource) o;
//                } else {
//                    if (o instanceof IAdaptable) {
//                        resource = (IResource) ((IAdaptable) o)
//                                .getAdapter(IResource.class);
//                    }
//                }
//                if (resource != null) {
//                    list.add(resource);
//                }
//            }
//        }
//        return new StructuredSelection(list);
//    }
//
//    /* (non-Javadoc)
//     * Method declared on IWorkbenchPart.
//     */
//    public void createPartControl(Composite parent) {
//        viewer = new TreeViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
//        //	initDrillDownAdapter(viewer);
//        viewer.setUseHashlookup(true);
//        viewer.setContentProvider(new TestAdaptableContentProvider());
//        IDecoratorManager manager = getSite().getWorkbenchWindow()
//                .getWorkbench().getDecoratorManager();
//        viewer.setLabelProvider(new DecoratingLabelProvider(
//                new TestAdaptableWorkbenchAdapter(), manager
//                        .getLabelDecorator()));
//
//        viewer.setInput(getInitialInput());
//        updateTitle();
//
//        MenuManager menuMgr = new MenuManager("#PopupMenu"); //$NON-NLS-1$
//        menuMgr.setRemoveAllWhenShown(true);
//        menuMgr.addMenuListener(new IMenuListener() {
//            public void menuAboutToShow(IMenuManager manager) {
//                AdaptedResourceNavigator.this.fillContextMenu(manager);
//            }
//        });
//        Menu menu = menuMgr.createContextMenu(viewer.getTree());
//        viewer.getTree().setMenu(menu);
//        getSite().registerContextMenu(menuMgr, viewer);
//
//        makeActions();
//
//        // Update the global action enable state to match
//        // the current selection.
//        IStructuredSelection selection = (IStructuredSelection) viewer
//                .getSelection();
//        actionGroup.updateGlobalActions(selection);
//
//        viewer.addSelectionChangedListener(new ISelectionChangedListener() {
//            public void selectionChanged(SelectionChangedEvent event) {
//                handleSelectionChanged(event);
//            }
//        });
//        viewer.addDoubleClickListener(new IDoubleClickListener() {
//            public void doubleClick(DoubleClickEvent event) {
//                handleDoubleClick(event);
//            }
//        });
//        viewer.getControl().addKeyListener(new KeyListener() {
//            public void keyPressed(KeyEvent event) {
//                handleKeyPressed(event);
//            }
//
//            public void keyReleased(KeyEvent event) {
//                handleKeyReleased(event);
//            }
//        });
//
//        actionGroup.fillActionBars(selection);
//
//        getSite().setSelectionProvider(viewer);
//
//        getSite().getPage().addPartListener(partListener);
//
//        if (memento != null)
//            restoreState(memento);
//        memento = null;
//    }
//
//    /* (non-Javadoc)
//     * Method declared on IWorkbenchPart.
//     */
//    public void dispose() {
//        getSite().getPage().removePartListener(partListener);
//        super.dispose();
//    }
//
//    /**
//     * An editor has been activated.  Set the selection in this navigator
//     * to be the editor's input, if linking is enabled.
//     */
//    void editorActivated(IEditorPart editor) {
//        if (!isLinkingEnabled())
//            return;
//
//        IEditorInput input = editor.getEditorInput();
//        if (input instanceof IFileEditorInput) {
//            IFileEditorInput fileInput = (IFileEditorInput) input;
//            IFile file = fileInput.getFile();
//            ISelection newSelection = new StructuredSelection(file);
//            if (!viewer.getSelection().equals(newSelection)) {
//                viewer.setSelection(newSelection);
//            }
//        }
//
//    }
//
//    /**
//     * Called when the context menu is about to open.
//     */
//    void fillContextMenu(IMenuManager menu) {
//        actionGroup.setContext(new ActionContext(getViewer().getSelection()));
//        actionGroup.fillContextMenu(menu);
//    }
//
//    /** 
//     * Returns the initial input for the viewer.
//     * Tries to convert the input to a resource, either directly or via IAdaptable.
//     * If the resource is a container, it uses that.
//     * If the resource is a file, it uses its parent folder.
//     * If a resource could not be obtained, it uses the workspace root.
//     */
//    IContainer getInitialInput() {
//        IAdaptable input = getSite().getPage().getInput();
//        IResource resource = null;
//        if (input instanceof IResource) {
//            resource = (IResource) input;
//        } else {
//            resource = (IResource) input.getAdapter(IResource.class);
//        }
//        if (resource != null) {
//            switch (resource.getType()) {
//            case IResource.FILE:
//                return resource.getParent();
//            case IResource.FOLDER:
//            case IResource.PROJECT:
//            case IResource.ROOT:
//                return (IContainer) resource;
//            default:
//                // Unknown resource type.  Fall through.
//                break;
//            }
//        }
//        return ResourcesPlugin.getWorkspace().getRoot();
//    }
//
//    /**
//     * Returns the navigator's plugin.
//     */
//    public AbstractUIPlugin getPlugin() {
//        return (AbstractUIPlugin) Platform.getPlugin(PlatformUI.PLUGIN_ID);
//    }
//
//    /**
//     * Returns the current sorter.
//     * @since 2.0
//     */
//    public ResourceSorter getSorter() {
//        return (ResourceSorter) getViewer().getSorter();
//    }
//
//    /**
//     * Returns the tree viewer which shows the resource hierarchy.
//     * @since 2.0
//     */
//    public TreeViewer getViewer() {
//        return viewer;
//    }
//
//    /**
//     * Returns the shell to use for opening dialogs.
//     * Used in this class, and in the actions.
//     */
//    public Shell getShell() {
//        return getViewSite().getShell();
//    }
//
//    /**
//     * Returns the message to show in the status line.
//     *
//     * @param selection the current selection
//     * @return the status line message
//     */
//    String getStatusLineMessage(IStructuredSelection selection) {
//        if (selection.size() == 1) {
//            Object o = selection.getFirstElement();
//            if (o instanceof IResource) {
//                return ((IResource) o).getFullPath().makeRelative().toString();
//            } else {
//                return ResourceNavigatorMessages.ResourceNavigator_oneItemSelected;
//            }
//        }
//        if (selection.size() > 1) {
//            return NLS.bind(ResourceNavigatorMessages.ResourceNavigator_statusLine, new Integer(selection.size()));
//        }
//        return ""; //$NON-NLS-1$
//    }
//
//    /**
//     * Returns the tool tip text for the given element.
//     */
//    String getToolTipText(Object element) {
//        if (element instanceof IResource) {
//            IPath path = ((IResource) element).getFullPath();
//            if (path.isRoot()) {
//                return ResourceNavigatorMessages.ResourceManager_toolTip;
//            } else {
//                return path.makeRelative().toString();
//            }
//        } else {
//            return ((ILabelProvider) getViewer().getLabelProvider())
//                    .getText(element);
//        }
//    }
//
//    /**
//     * Handles double clicks in viewer.
//     * Opens editor if file double-clicked.
//     * @since 2.0
//     */
//    protected void handleDoubleClick(DoubleClickEvent event) {
//        IStructuredSelection selection = (IStructuredSelection) event
//                .getSelection();
//        Object element = selection.getFirstElement();
//
//        // 1GBZIA0: ITPUI:WIN2000 - Double-clicking in navigator should expand/collapse containers
//        if (viewer.isExpandable(element)) {
//            viewer.setExpandedState(element, !viewer.getExpandedState(element));
//        }
//
//    }
//
//    /**
//     * Handles selection changed in viewer.
//     * Updates global actions.
//     * Links to editor (if option enabled)
//     * @since 2.0
//     */
//    protected void handleSelectionChanged(SelectionChangedEvent event) {
//        IStructuredSelection sel = (IStructuredSelection) event.getSelection();
//        updateStatusLine(sel);
//        actionGroup.updateGlobalActions(sel);
//        actionGroup.selectionChanged(sel);
//        linkToEditor(sel);
//    }
//
//    /**
//     * Handles a key press in viewer. By default do nothing.
//     */
//    protected void handleKeyPressed(KeyEvent event) {
//
//    }
//
//    /**
//     * Handles a key release in viewer.
//     */
//    protected void handleKeyReleased(KeyEvent event) {
//
//    }
//
//    /* (non-Javadoc)
//     * Method declared on IViewPart.
//     */
//    public void init(IViewSite site, IMemento memento) throws PartInitException {
//        super.init(site, memento);
//        this.memento = memento;
//    }
//
//    /**
//     * Initializes a drill down adapter on the viewer.
//     */
//    void initDrillDownAdapter(TreeViewer viewer) {
//        DrillDownAdapter drillDownAdapter = new DrillDownAdapter(viewer) {
//            // need to update title whenever input changes;
//            // updateNavigationButtons is called whenever any of the drill down buttons are used
//            protected void updateNavigationButtons() {
//                super.updateNavigationButtons();
//                updateTitle();
//            }
//        };
//        drillDownAdapter.addNavigationActions(getViewSite().getActionBars()
//                .getToolBarManager());
//    }
//
//    /**
//     * Returns whether the preference to link navigator selection to active editor is enabled.
//     * @since 2.0
//     */
//    protected boolean isLinkingEnabled() {
//        IPreferenceStore store = getPlugin().getPreferenceStore();
//        return store.getBoolean(LINK_NAVIGATOR_TO_EDITOR);
//    }
//
//    /**
//     * Links to editor (if option enabled)
//     * @since 2.0
//     */
//    protected void linkToEditor(IStructuredSelection selection) {
//        if (!isLinkingEnabled())
//            return;
//
//        Object obj = selection.getFirstElement();
//        if (obj instanceof IFile && selection.size() == 1) {
//            IFile file = (IFile) obj;
//            IWorkbenchPage page = getSite().getPage();
//            IEditorReference editorArray[] = page.getEditorReferences();
//            for (int i = 0; i < editorArray.length; ++i) {
//                IEditorPart editor = editorArray[i].getEditor(true);
//                IEditorInput input = editor.getEditorInput();
//                if (input instanceof IFileEditorInput
//                        && file.equals(((IFileEditorInput) input).getFile())) {
//                    page.bringToTop(editor);
//                    return;
//                }
//            }
//        }
//    }
//
//    /**
//     *	Create self's action objects
//     */
//    protected void makeActions() {
//        actionGroup = new TestNavigatorActionGroup(this);
//    }
//
//    /**
//     * Restore the state of the receiver to the state described in
//     * momento.
//     * @since 2.0
//     */
//
//    protected void restoreState(IMemento memento) {
//    }
//
//    public void saveState(IMemento memento) {
//    }
//
//    /**
//     *	Reveal and select the passed element selection in self's visual component
//     */
//    public void selectReveal(ISelection selection) {
//        StructuredSelection ssel = convertSelection(selection);
//        if (!ssel.isEmpty()) {
//            getViewer().setSelection(ssel, true);
//        }
//    }
//
//    /**
//     * @see IWorkbenchPart#setFocus()
//     */
//    public void setFocus() {
//        getViewer().getTree().setFocus();
//    }
//
//    /**
//     * Note: For experimental use only.
//     * Sets the decorator for the navigator.
//     *
//     * @param decorator a label decorator or <code>null</code> for no decorations.
//     */
//    public void setLabelDecorator(ILabelDecorator decorator) {
//        DecoratingLabelProvider provider = (DecoratingLabelProvider) getViewer()
//                .getLabelProvider();
//        if (decorator == null) {
//            IDecoratorManager manager = getSite().getWorkbenchWindow()
//                    .getWorkbench().getDecoratorManager();
//            provider.setLabelDecorator(manager.getLabelDecorator());
//        } else {
//            provider.setLabelDecorator(decorator);
//        }
//    }
//
//    /**
//     * Updates the message shown in the status line.
//     *
//     * @param selection the current selection
//     */
//    void updateStatusLine(IStructuredSelection selection) {
//        String msg = getStatusLineMessage(selection);
//        getViewSite().getActionBars().getStatusLineManager().setMessage(msg);
//    }
//
//    /**
//     * Updates the title text and title tool tip.
//     * Called whenever the input of the viewer changes.
//     */
//    void updateTitle() {
//        Object input = getViewer().getInput();
//        IWorkspace workspace = ResourcesPlugin.getWorkspace();
//        if (input == null || input.equals(workspace)
//                || input.equals(workspace.getRoot())) {
//            setContentDescription(""); //$NON-NLS-1$
//            setTitleToolTip(""); //$NON-NLS-1$
//        } else {
//            ILabelProvider labelProvider = (ILabelProvider) getViewer()
//                    .getLabelProvider();
//            setContentDescription(labelProvider.getText(input));
//            //$NON-NLS-1$
//            setTitleToolTip(getToolTipText(input));
//        }
//    }
//
//}
